Technical Questions

Master core computer science concepts for technical interviews

Operating Systems

Understanding OS concepts, processes, memory management, and scheduling

ProcessesMemorySchedulingDeadlocks

SQL

Master SQL queries, joins, subqueries, and normalization techniques

JoinsSubqueriesIndexingNormalization

DBMS

Database design, indexing, transactions, and ACID properties

ER DiagramsTransactionsACIDKeys

OOPS

Learn object-oriented programming principles and design patterns

InheritancePolymorphismAbstractionEncapsulation

Networking

Understand networking protocols, OSI model, TCP/IP stack, and more

OSI ModelTCP/IPHTTP/HTTPSDNS

Interview Tip

Focus on understanding the "why" behind concepts. Interviewers often ask follow-up questions. Practice explaining concepts as if teaching someone else - this helps identify gaps in your understanding.